001
014
015 package com.liferay.portal.webdav.methods;
016
017 import com.liferay.portal.kernel.log.Log;
018 import com.liferay.portal.kernel.log.LogFactoryUtil;
019 import com.liferay.portal.kernel.util.FileUtil;
020 import com.liferay.portal.kernel.util.StringPool;
021 import com.liferay.portal.kernel.util.Validator;
022 import com.liferay.portal.kernel.webdav.WebDAVException;
023 import com.liferay.portal.kernel.webdav.WebDAVRequest;
024 import com.liferay.portal.kernel.webdav.WebDAVUtil;
025 import com.liferay.portal.kernel.xml.Document;
026 import com.liferay.portal.kernel.xml.Element;
027 import com.liferay.portal.kernel.xml.Namespace;
028 import com.liferay.portal.kernel.xml.QName;
029 import com.liferay.portal.kernel.xml.SAXReaderUtil;
030 import com.liferay.portal.webdav.InvalidRequestException;
031 import com.liferay.util.xml.XMLFormatter;
032
033 import java.util.HashSet;
034 import java.util.List;
035 import java.util.Set;
036
037 import javax.servlet.http.HttpServletRequest;
038 import javax.servlet.http.HttpServletResponse;
039
040
044 public class PropfindMethodImpl extends BasePropMethodImpl implements Method {
045
046 public int process(WebDAVRequest webDavRequest) throws WebDAVException {
047 try {
048 Set<QName> props = getProps(webDavRequest);
049
050 return writeResponseXML(webDavRequest, props);
051 }
052 catch (InvalidRequestException ire) {
053 return HttpServletResponse.SC_BAD_REQUEST;
054 }
055 catch (Exception e) {
056 throw new WebDAVException(e);
057 }
058 }
059
060 protected Set<QName> generateProps(Set<QName> props) {
061 props.add(DISPLAYNAME);
062 props.add(RESOURCETYPE);
063 props.add(GETCONTENTTYPE);
064 props.add(GETCONTENTLENGTH);
065 props.add(GETLASTMODIFIED);
066 props.add(LOCKDISCOVERY);
067
068
069
070
071
072
073
074 return props;
075 }
076
077 protected Set<QName> getProps(WebDAVRequest webDavRequest)
078 throws InvalidRequestException {
079
080 try {
081 Set<QName> props = new HashSet<QName>();
082
083 HttpServletRequest request = webDavRequest.getHttpServletRequest();
084
085 String xml = new String(
086 FileUtil.getBytes(request.getInputStream()));
087
088 if (Validator.isNull(xml)) {
089
090
091
092
093 return generateProps(props);
094 }
095
096 if (_log.isDebugEnabled()) {
097 _log.debug(
098 "Request XML: \n" +
099 XMLFormatter.toString(xml, StringPool.FOUR_SPACES));
100 }
101
102 Document document = SAXReaderUtil.read(xml);
103
104 Element rootElement = document.getRootElement();
105
106 if (rootElement.element(ALLPROP.getName()) != null) {
107
108
109
110 return generateProps(props);
111 }
112
113 Element propElement = rootElement.element("prop");
114
115 List<Element> elements = propElement.elements();
116
117 for (Element element : elements) {
118 String prefix = element.getNamespacePrefix();
119 String uri = element.getNamespaceURI();
120
121 Namespace namespace = WebDAVUtil.createNamespace(prefix, uri);
122
123 props.add(
124 SAXReaderUtil.createQName(element.getName(), namespace));
125 }
126
127 return props;
128 }
129 catch (Exception e) {
130 throw new InvalidRequestException(e);
131 }
132 }
133
134 private static Log _log = LogFactoryUtil.getLog(PropfindMethodImpl.class);
135
136 }